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ITW4812S Datasheet(PDF) 2 Page - XP Power Limited |
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ITW4812S Datasheet(HTML) 2 Page - XP Power Limited |
2 / 4 page ITW Series www.xppower.com 2 DC-DC Converter Input Output Characteristic Minimum Typical Maximum Units Notes & Conditions Output Voltage See Models and Ratings table Initial Set Accuracy ±2 % Minimum Load 0A No minimum load required Line Regulation ±0.2 % Load Regulation ±1 % Single output ±1 (±2) % Dual output 5%-100% (0%-100%) Cross Regulation ±5 % On dual output models when one load is varied between 25% and 100% and other is fixed at 100% Transient Response 3 % deviation Recovery within 2% in less than 2 ms for a 25% load change Ripple & Noise 50 mV pk-pk 20 MHz bandwidth. Measured using 1 µF ceramic capacitor Short Circuit Protection Continuous, with auto recovery Maximum Capacitive Load See Models and Ratings table Temperature Coefficient 0.02 %/ ˚C Characteristic Minimum Typical Maximum Units Notes & Conditions Input Voltage Range 4.5 9 VDC 5 V nominal 9 18 VDC 12 V nominal 18 36 VDC 24 V nominal 36 75 VDC 48 V nominal Input Filter Capacitor Input Reflected Ripple 35 mA pk-pk Through 12 µH inductor and 47 µF capacitor Input Surge 15 VDC for 1000 ms 5 V models 25 VDC for 1000 ms 12 V models 50 VDC for 1000 ms 24 V models 100 VDC for 1000 ms 48 V models General Characteristic Minimum Typical Maximum Units Notes & Conditions Efficiency See Models and Ratings table Isolation: Input to Output 1500 VDC Switching Frequency 150 550 kHz Variable Isolation Resistance 109 Ω Isolation Capacitance 70 pF Power Density 11.5 Win3 Mean Time Between Failure 2.8 MHrs MIL-HDBK-217F, +25 °C GB Weight 0.0067 (3.0) lb (g) Environmental Characteristic Minimum Typical Maximum Units Notes & Conditions Operating Temperature -40 +105 °C Derate from 100% load at +85 °C to no load at +105 °C Storage Temperature -55 +125 °C Case Temperature +105 °C Humidity 95 %RH Non-condensing Cooling Natural convection |
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